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Finding the Fourth Proportional to 341,243.89, 511,945.92 and 116,606.18

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Solution

The fourth proportional to 341,243.89, 511,945.92 and 116,606.18 is: 174,936.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,243.89 : 511,945.92 = 116,606.18 : x
  2. Step 2: Convert to fraction form
    341,243.89/511,945.92 = 116,606.18/x
  3. Step 3: Cross multiply
    341,243.89x = 511,945.92 × 116,606.18
  4. Step 4: Simplify right side
    341,243.89x = 59,696,059,377.65
  5. Step 5: Solve for x
    x = 59,696,059,377.65/341,243.89
  6. Step 6: Final answer
    x = 174,936.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.